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National Stock Number:
5305-01-446-9230
Federal Supply Class:
5305
National Item Identification Number:
014469230
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 211086941 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6405433-101 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.125 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | FASTENER LENGTH | 1.500 INCHES NOMINAL | | HEAD HEIGHT | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | LOCKING FEATURE | PATCH OR STRIP THREADS | | MATERIAL | NICKEL ALLOY 400 FASTENER | | MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING FEATURE | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
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